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Map Interface OverviewThe java.util.Map interface defines a structure for storing key-value pairs, where each unique key maps to exactly one value. Key characteristics include:Key Uniqueness: Duplicate keys are not permitted; assigning a new value to an existing key overwrites the old one.Null Handling: Depending on the specific implementation, ...

Retrieving the last entrry of a LinkedHashMap using reflection LinkedHashMap<String, String> data = new LinkedHashMap<>(); data.put("a", "apple"); data.put("b", "banana"); try { var field = data.getClass().getDeclaredField("tail"); field.setAccessible(true); Map.Entry&lt ...